diff --git a/Project.toml b/Project.toml
index c1dfd25e..5b656c5c 100644
--- a/Project.toml
+++ b/Project.toml
@@ -68,6 +68,7 @@ DoubleFloats = "0.9, 1.0"
 ForwardDiff = "0.10"
 IJulia = "1.20"
 Latexify = "0.12, 0.13"
+MCMCChains = "3.0"
 Measurements = "2.1"
 ModelingToolkit = "0.9, 0.10, 1.0"
 NLsolve = "4.2"